Volumetric Energy Density Handout

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-Volumetric Energy Density Definition: amount of energy (KJ, cal, BTU) in a certain volume (m3, L, gal) for a given material. π‘˜π½ π‘˜π‘”

Gasoline

48,200

Coal

33,800

Biodiesel

39,600

Ethanol

29,700

Biomass #1

_________

Biomass #2

_________

π‘˜π½ π‘˜π‘” π‘˜π½ π‘˜π‘” π‘˜π½ π‘˜π‘”

βˆ— 740 βˆ— 650 βˆ— 900 βˆ— 790

π‘˜π½ π‘˜π‘” π‘˜π½ π‘˜π‘”

π‘˜π‘” π‘š3 π‘˜π‘” π‘š3 π‘˜π‘” π‘š3 π‘˜π‘” π‘š3

βˆ— _______ βˆ— _______

= 35,700,000 = 22,000,000 = 35,600,000 = 23,500,000

π‘˜π‘” π‘š3 π‘˜π‘” π‘š3

π‘˜π½ π‘š3 π‘˜π½ π‘š3 π‘˜π½ π‘š3 π‘˜π½ π‘š3

= 35.7 = 22.0 = 35.6 = 23.5

= _______________ = _______________

π‘˜π½ π‘š3 π‘˜π½ π‘š3

𝐺𝐽 π‘š3 𝐺𝐽 π‘š3 𝐺𝐽 π‘š3 𝐺𝐽 π‘š3

= _____________ = _____________

𝐺𝐽 π‘š3 𝐺𝐽 π‘š3

How many gallons of alternative energy products are required to equal 1 gal of gasoline? Coal

1 π‘”π‘Žπ‘™ π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ βˆ—

Biodiesel

1 π‘”π‘Žπ‘™ π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ βˆ—

Ethanol

1 π‘”π‘Žπ‘™ π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ βˆ—

Biomass #1

1 π‘”π‘Žπ‘™ π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ βˆ—

Biomass #2

1 π‘”π‘Žπ‘™ π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ βˆ—

35.7 𝐺𝐽� 3 π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ π‘š 22.0𝐺𝐽� 3 π‘π‘œπ‘Žπ‘™ π‘š

35.7 𝐺𝐽� 3 π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ π‘š 35.6𝐺𝐽� 3 π‘π‘–π‘œπ‘‘π‘–π‘’π‘ π‘’π‘™ π‘š 35.7 𝐺𝐽� 3 π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ π‘š 23.5𝐺𝐽� 3 π‘’π‘‘β„Žπ‘Žπ‘›π‘œπ‘™ π‘š

= 1.62 π‘”π‘Žπ‘™ π‘π‘œπ‘Žπ‘™ = 1.003 π‘”π‘Žπ‘™ π‘π‘–π‘œπ‘‘π‘–π‘’π‘ π‘’π‘™ = 1.52 π‘”π‘Žπ‘™ π‘’π‘‘β„Žπ‘Žπ‘›π‘œπ‘™

35.7 𝐺𝐽� 3 π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ π‘š ________𝐺𝐽� 3 π‘π‘–π‘œπ‘šπ‘Žπ‘ π‘  π‘š 35.7 𝐺𝐽� 3 π‘”π‘Žπ‘ π‘œπ‘™π‘–π‘›π‘’ π‘š ________𝐺𝐽� 3 π‘π‘–π‘œπ‘šπ‘Žπ‘ π‘  π‘š

= __________ π‘”π‘Žπ‘™ π‘π‘–π‘œπ‘šπ‘Žπ‘ π‘  = __________ π‘”π‘Žπ‘™ π‘π‘–π‘œπ‘šπ‘Žπ‘ π‘ 

Calculating Bulk Density Biomass #1 𝑔 1 π‘˜π‘” 1 π‘šπΏ 1,000,000 π‘π‘š3 π‘˜π‘” _________ βˆ— βˆ— βˆ— = ___________ 3 3 3 1π‘š 500 π‘šπΏ 1000 𝑔 1 π‘π‘š π‘š Biomass #2 _________

1 π‘˜π‘” 1 π‘šπΏ 1,000,000 π‘π‘š3 π‘˜π‘” 𝑔 βˆ— βˆ— βˆ— = ___________ 3 3 3 1π‘š π‘š 500 π‘šπΏ 1000 𝑔 1 π‘π‘š

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